Учебное пособие для практических занятий предназначено для магистров, обучающихся по специальности магистратуры 5А450206 «Водосберегающие технологии»
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Contents
Introduction 4 1 The basic rules and concepts of landscape irrigation 8 1.1. Science of landscape irrigation, subject and object 8 1.2. Landscaping. Natural and man-made landscapes. 13 Practical lesson 1. Concepts of science landscape irrigation and compilation of the “Dictionary”. 21 Practical lesson 2. Classification of landscapes according to natural factors, types of anthropogenic impact, socio-economic functions. 22 1.3. Landscape science and their structure 23 Practical lesson 3. Classification of landscapes (Interstate Standard 17.8.1.02-88). 28 Practical lesson 4. Classification of anthropogenic impacts (Interstate Standard 17.8.1.02-88). 31 1.4. Study and protect the state of landscapes. 32 Practical lesson 5. Landscape-ecological research of the area. 37 Conclusion. 38 2 General part 40 2.1. Types and forms of relief 40 2.2. Natural and climatic conditions of the region 44 2.3. Geological, hydrogeological and soil conditions of the region 47 3 Technical part 52 3.1. General information about farmer’s enterprise 52 3.2. Calculation of the land fund of agricultural crops 55 3.3. Selection of irrigation methods and techniques 56 3.4. Irrigation networks and their types 57 3.5. Defining the boundaries of farm enterprise 58 3.6. Open irrigation systems 59 3.7. On-farm irrigation networks 59 3.8. Temporary irrigation networks 61 3.9. Water-saving irrigation methods 63 3.10. Identification of elements of pipe irrigation equipment installed in farm enterprise. 66 3.11. Irrigation regime of crops and calculation of the given hydraulic module. 68 4 Determination of water consumption of irrigation systems 72 4.1. Determination of water flow through the internal channels of the farm. 72 4.2. Determination of the estimated water flow of irrigation systems. 76 4.3. Hydraulic calculation of irrigation canals. 80 4.4. Soil moisture during irrigation along the length of the furrows 86 4.5. Determination of soil moisture and efficiency coefficients. 88 4.6. Irrigation using polyethylene films. 89 4.7. Drip irrigation system. 91 117 4.8. Calculation of drip irrigation in orchards and vineyards. 95 4.9. Hydraulic calculation of drip irrigation 102 4.10. Selection of a pump unit for drip irrigation 103 4.11. Road networks, forest lanes on irrigated lands 103 4.12. Design of hydraulic structures on the irrigation network 105 List of references 113 Download 1.96 Mb. Do'stlaringiz bilan baham: |
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